Simple. Secure. Transparent.
Learn how One Wallet works from quick
passport signup to zero-fee
transactions.
Top-Up Made Easy
Add funds in minutes. No Thai bank account required.
How to top-up?
Thai PromptPay QR
Scan any PromptPay QR to load your wallet.
Partner agents & exchange booths
Top up while you change cash.
One Wallet QR
Show your personal QR to add funds from friends.
Good to know
Top-ups are typically instant. If a partner fee applies at an exchange booth, you'll see it before you confirm.
Pay Anywhere with PromptPay QR
Shop across Thailand: markets, cafés, taxis, malls.
How to top-up?
Open One Wallet → Pay → scan the merchant's PromptPay QR.
Check the amount and Confirm
Your receipt is saved automatically
Coverage
PromptPay is accepted by millions of small and large merchants across Thailand.
Send & Receive (P2P)
Move money instantly to any One Wallet user.
Enter One ID or pick a contact
Type the amount, add a note (optional), Send.
Perfect for splitting bills, tours, and shared travel costs.
Quick, Secure Verification
Sign up with your passport in minutes.
1
Enter your phone number and receive an OTP
2
Scan your passport — details are auto-filled
3
Take a selfie for a quick liveness check
4
Upload a photo of your latest Thai entry stamp
What's an entry stamp?
It's the immigration stamp in your passport showing your latest entry to Thailand. We use it to confirm you're in the country.
Not in Thailand yet?
Create your account now and add the stamp later — you can still explore the app.
Your data:
Encrypted at rest and in transit, verified once, never shared without consent.
We keep it simple — no hidden charges.
| Action | Fee |
|---|---|
| Pay at merchants (PromptPay QR) | 0% |
| Send to One Wallet (P2P) | 0% |
| Top up via Thai/One Wallet QR | Free |
| Top-up at agents/exchange booths | Shown upfront (partner fees may apply) |
| Currency exchange at partner locations | Market aligned rate, shown before you confirm |
| Premium add-ons (eSIM, perks) | Priced per service |
Stay connected and save while you travel.
1
Built-in eSIM options
Stay connected and keep roaming costs low
2
Exclusive partner offers
Enjoy deals on tours, cafés, transport, and more
3
Multi-language support
Available in English, Thai, and Russian — with more languages coming soon
